Wilson D A
Ann Clin Lab Sci. 1981 Jul-Aug;11(4):367-76.
Recent improvement in imaging technology has enabled ultrasound to assume an increasingly vital role in the identification and evaluation of renal disease. Renal masses can be differentiated. The nonfunctioning kidney can be imaged and obstruction or inflammation diagnosed. When further information is needed, an ultrasound guided biopsy or aspiration can be performed.